DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
PROVINCE OF COTABATO Award a ₱5.0M contract to J-1 BUILDERS CORPORATIONProvinces
Transaction hash:
6465ca180deeffa97d99061a5ec4096d67c06d625709d63b92cf192b1e6e73fd
Status:
Included and unchanged
Block:
#4,660 1,353 blocks after it
Position in block:
Transaction 95 of 237
Award day:
Dec 15, 2021 (4 yrs 10 mo ago)
From:
Value:
₱4,996,879.22
Project:
PB INFRA 21-097
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,660 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCE OF COTABATO awarded it to J-1 BUILDERS CORPORATION on 2021-12-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Cotabato gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 6465ca180d…6e73fdnow …
- 2. Block Merkle root changedstored 2d9b908c03…7b879enow …
- 3. Block #4660 hash changedstored 13304d04ab…d9078dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 236 records. Each step hashes the current value together with the sibling shown.
- leaf 6465ca180deeffa97d99061a5ec4096d67c06d625709d63b92cf192b1e6e73fd
- 01 L 6452a78d3584926b486081f535205d7531bf7d53f2509974f337fd3f631b1eeb
- 02 L 9e21f03c785290ff2f73b0ccafa87c7bb29eb57025ae9e5fdd591ade9459f1e2
- 03 L b4f5aa67c0bf2db5cb0beb08aefddd50fe58cc9f05d2c34d0b99cca6cb266418
- 04 L bdab545eeb93eff1f195029d2b5b0c5a7e0fdc17f8245b07ad9d83457c8ce37f
- 05 L 959c21e174546e8baacf588afd4f27de4640b6dd0469a4b652c3b83635bc6e1f
- 06 R d80ab8dd5f338abf55a88bd4ce3fde899e86f50b3e15afd095622618afa2f402
- 07 L 41bac1fee75c2e83493634b20dff5e43c0454039d873f327df1526dee54df89d
- 08 R f4103bb1cac3566fbf57a21b97622264684a38c3f8a604cb2dd2f63aac16adbf
- root 2d9b908c03aae0faef1f1d296b6a2f8f0a80d44aa131065f1613cd05e17b879e